A quick scan with Google produced this site - there are others but what appears to be a decent product was $30 cheaper here than others.
http://www.vipertechnologies.net/at2...ifications.htm
The cost of a kit $69 or $129 for 2. It might become as much a part of our equipment as a crew bag and should also be tax deductible. The accuracy of all breathalysers that I have looked at are .01% so it would appear that the real limit is 0.015.
Should we consider a joint purchase?
Danny might like to think about a "pop up" at a special price for PPRuNer’s.
Of course the Law would require us to check ourselves every day before going to work and if in any doubt report "unfit to carry out our duty"